OrganizationActive
Mariano Prime LLC
NPI 1285283382 · Clinic Pharmacy · Tamuning, GU
Mariano Prime LLC is a Clinic Pharmacy organization in Tamuning, GU (NPI 1285283382).
Provider details
- NPI number
- 1285283382
- Entity type
- Organization
- Primary specialty
- Clinic PharmacySuppliers
- Organization subpart
- No
- Authorized official
- Arthur Mariano, President(671) 646-5355
Specialties & taxonomies
Suppliers
Profile Score
Established profile(66/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
548 S Marine Corps Dr
Tamuning, GU 96913-3539
Phone: (671) 969-5600
Fax: (671) 969-2800
Mailing address
255 Farenholt Ave
Tamuning, GU 96913-3209
Other names (DBA / former)
- Doing business as
- Mega Drug III
Registry dates
- Enumerated
- 2019-09-11
- Last updated
- 2019-09-11
Frequently asked questions
- What is Mariano Prime LLC's NPI number?
- Mariano Prime LLC's National Provider Identifier (NPI) is 1285283382, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mariano Prime LLC?
- Mariano Prime LLC is classified in the NPPES registry as Clinic Pharmacy (Suppliers).
- Where is Mariano Prime LLC located?
- Mariano Prime LLC's practice location on file with NPPES is 548 S Marine Corps Dr, Tamuning, GU 96913-3539.
- What is Mariano Prime LLC's phone number?
- The practice phone number listed in the NPPES registry for Mariano Prime LLC is (671) 969-5600.
- Who is the authorized official for Mariano Prime LLC?
- The authorized official listed on Mariano Prime LLC's NPPES record is Arthur Mariano, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mariano Prime LLC's NPI active?
- Yes — Mariano Prime LLC's NPI (1285283382) is active in the NPPES registry as of the last update on 2019-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.